RESULTS

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MATHEMATICAL MODELS 1,421

COMPUTER PROGRAMS 903

ALGORITHMS 877

WIND TUNNEL TESTS 690

SYSTEMS ENGINEERING 684

COMPUTERIZED SIMULATION 661

COMPUTATIONAL FLUID DYNAMICS 660

CONFERENCES 638

FLOW DISTRIBUTION 568

DESIGN ANALYSIS 561

MACH NUMBER 557

NASA PROGRAMS 549

AERODYNAMIC CHARACTERISTICS 498

PERFORMANCE TESTS 489

DATA ACQUISITION 467

ANGLE OF ATTACK 455

SIMULATION 451

SPACE SHUTTLES 451

MISSION PLANNING 442

NUMERICAL ANALYSIS 434

FLIGHT TESTS 419

DATA PROCESSING 413

HEAT TRANSFER 398

DATA BASES 392

REMOTE SENSING 392

FINITE ELEMENT METHOD 390

MICROGRAVITY 378

PRESSURE DISTRIBUTION 343

NAVIER-STOKES EQUATION 341

LOADS (FORCES) 328

AIRCRAFT DESIGN 322

TECHNOLOGY UTILIZATION 321

FABRICATION 319

TEMPERATURE EFFECTS 319

SPACE MISSIONS 316

REYNOLDS NUMBER 311

HIGH TEMPERATURE 307

MAGNETIC FIELDS 305

NONLINEARITY 298

REAL TIME OPERATION 298

VORTICES 298

SPACECRAFT DESIGN 292

CALIBRATING 290

OPTIMIZATION 290

SPACE EXPLORATION 290

STABILITY 287

MECHANICAL PROPERTIES 285

EDUCATION 282

SYSTEMS ANALYSIS 278

RESEARCH AND DEVELOPMENT 272

APPLICATIONS PROGRAMS (COMPUTERS) 266

CONTROL SYSTEMS DESIGN 264

AERODYNAMICS 263

SPACE STATIONS 260

TABLES (DATA) 260

HYDROGEN 257

ARCHITECTURE (COMPUTERS) 256

AERODYNAMIC CONFIGURATIONS 255

IMAGING TECHNIQUES 251

PROPULSION SYSTEM PERFORMANCE 248

SATELLITE OBSERVATION 246

STATISTICAL ANALYSIS 244

PAYLOADS 243

FLIGHT CONTROL 242

STRUCTURAL ANALYSIS 239

ERROR ANALYSIS 238

COMPUTER PROGRAMMING 237

AEROSPACE ENGINEERING 236

PERFORMANCE PREDICTION 228

PROPULSION SYSTEM CONFIGURATIONS 228

BOUNDARY CONDITIONS 227

SOFTWARE ENGINEERING 227

STRUCTURAL DESIGN 227

WATER 226

TECHNOLOGY ASSESSMENT 224

DIFFERENTIAL EQUATIONS 223

TURBULENT FLOW 223

DISPLAY DEVICES 222

OXYGEN 221

AEROSPACE ENVIRONMENTS 218

MARS SURFACE 209

PROJECT MANAGEMENT 208

COMPUTATIONAL GRIDS 206

SENSITIVITY 206

AEROSPACE MEDICINE 204

CHEMICAL REACTIONS 204

VELOCITY DISTRIBUTION 203

PATENTS 202

AIRFOILS 201

HUMAN FACTORS ENGINEERING 201

THREE DIMENSIONAL MODELS 201

NOISE REDUCTION 200

COMPOSITE MATERIALS 199

INTERNATIONAL SPACE STATION 198

SHOCK WAVES 198

POSITION (LOCATION) 197

TEMPERATURE MEASUREMENT 197

ATMOSPHERIC MODELS 196

COMBUSTION CHAMBERS 196

SPACE COMMERCIALIZATION 195

EQUIPMENT SPECIFICATIONS 194

TEST FACILITIES 193

FLOW VELOCITY 192

ROCKET ENGINES 192

SPECTRUM ANALYSIS 192

TIME DEPENDENCE 191

EQUATIONS OF MOTION 189

EXOBIOLOGY 189

REACTION KINETICS 189

FEEDBACK CONTROL 188

SOLAR CELLS 188

SUPERSONIC SPEED 188

THIN FILMS 188

LEADING EDGES 186

MARS (PLANET) 186

COSTS 185

WINGS 184

MODELS 183

TELEMETRY 182

GRAPHS (CHARTS) 181

LIFE SUPPORT SYSTEMS 181

AUTOMATIC CONTROL 179

CARBON DIOXIDE 179

INFORMATION SYSTEMS 179

WIND TUNNEL MODELS 179

APPROXIMATION 178

MANNED SPACE FLIGHT 178

SPACEBORNE EXPERIMENTS 178

ERRORS 177

SPACECRAFT CONTROL 177

PROBABILITY THEORY 176

TURBULENCE 176

WEIGHTLESSNESS 176

COMPUTATION 175

AEROSOLS 174

AIRCRAFT CONTROL 174

ATMOSPHERIC COMPOSITION 174

PROTOTYPES 174

SCALE MODELS 173

DATA REDUCTION 172

VIBRATION 172

LAUNCH VEHICLES 171

PRODUCT DEVELOPMENT 171

ROBOTICS 171

AIRCRAFT ENGINES 170

SUPERSONIC FLOW 170

ACTUATORS 168

APOLLO PROJECT 168

BOUNDARY LAYERS 168

DEFORMATION 168

FAILURE ANALYSIS 168

GRAVITATIONAL EFFECTS 168

AIRCRAFT PERFORMANCE 166

RELIABILITY 166

SPACECRAFT POWER SUPPLIES 166

SPACECRAFT PROPULSION 165

SPACE FLIGHT 164

DEEP SPACE NETWORK 163

CONTROLLERS 162

MONTE CARLO METHOD 162

X RAYS 162

COST REDUCTION 161

INFRARED RADIATION 161

THERMAL PROTECTION 161

COST EFFECTIVENESS 160

PREDICTION ANALYSIS TECHNIQUES 159

THREE DIMENSIONAL FLOW 159

MANUFACTURING 158

SURFACE PROPERTIES 158

COMPOSITE STRUCTURES 157

COMPUTER TECHNIQUES 157

CHEMICAL COMPOSITION 156

MEASURING INSTRUMENTS 156

PROBLEM SOLVING 155

SPACE SHUTTLE ORBITERS 155

DATA SYSTEMS 154

FAILURE 154

FLOW VISUALIZATION 154

HIGH RESOLUTION 154

OSCILLATIONS 154

PLASMAS (PHYSICS) 154

PRESSURE MEASUREMENT 154

TEMPERATURE DISTRIBUTION 154

NITROGEN 153

OXIDATION 153

PREDICTIONS 153

AEROELASTICITY 152

FLIGHT SIMULATION 152

ARTIFICIAL INTELLIGENCE 151

FINITE DIFFERENCE THEORY 151

SOLAR RADIATION 151

WIND TUNNELS 151

CONTROL THEORY 150

MATRICES (MATHEMATICS) 150

CERAMICS 149

ELECTRIC POTENTIAL 149

ENGINE DESIGN 149

SILICON 149

MICROSTRUCTURE 148

RADIATION EFFECTS 148

COMPUTER PROGRAMS 903

ALGORITHMS 877

WIND TUNNEL TESTS 690

SYSTEMS ENGINEERING 684

COMPUTERIZED SIMULATION 661

COMPUTATIONAL FLUID DYNAMICS 660

CONFERENCES 638

FLOW DISTRIBUTION 568

DESIGN ANALYSIS 561

MACH NUMBER 557

NASA PROGRAMS 549

AERODYNAMIC CHARACTERISTICS 498

PERFORMANCE TESTS 489

DATA ACQUISITION 467

ANGLE OF ATTACK 455

SIMULATION 451

SPACE SHUTTLES 451

MISSION PLANNING 442

NUMERICAL ANALYSIS 434

FLIGHT TESTS 419

DATA PROCESSING 413

HEAT TRANSFER 398

DATA BASES 392

REMOTE SENSING 392

FINITE ELEMENT METHOD 390

MICROGRAVITY 378

PRESSURE DISTRIBUTION 343

NAVIER-STOKES EQUATION 341

LOADS (FORCES) 328

AIRCRAFT DESIGN 322

TECHNOLOGY UTILIZATION 321

FABRICATION 319

TEMPERATURE EFFECTS 319

SPACE MISSIONS 316

REYNOLDS NUMBER 311

HIGH TEMPERATURE 307

MAGNETIC FIELDS 305

NONLINEARITY 298

REAL TIME OPERATION 298

VORTICES 298

SPACECRAFT DESIGN 292

CALIBRATING 290

OPTIMIZATION 290

SPACE EXPLORATION 290

STABILITY 287

MECHANICAL PROPERTIES 285

EDUCATION 282

SYSTEMS ANALYSIS 278

RESEARCH AND DEVELOPMENT 272

APPLICATIONS PROGRAMS (COMPUTERS) 266

CONTROL SYSTEMS DESIGN 264

AERODYNAMICS 263

SPACE STATIONS 260

TABLES (DATA) 260

HYDROGEN 257

ARCHITECTURE (COMPUTERS) 256

AERODYNAMIC CONFIGURATIONS 255

IMAGING TECHNIQUES 251

PROPULSION SYSTEM PERFORMANCE 248

SATELLITE OBSERVATION 246

STATISTICAL ANALYSIS 244

PAYLOADS 243

FLIGHT CONTROL 242

STRUCTURAL ANALYSIS 239

ERROR ANALYSIS 238

COMPUTER PROGRAMMING 237

AEROSPACE ENGINEERING 236

PERFORMANCE PREDICTION 228

PROPULSION SYSTEM CONFIGURATIONS 228

BOUNDARY CONDITIONS 227

SOFTWARE ENGINEERING 227

STRUCTURAL DESIGN 227

WATER 226

TECHNOLOGY ASSESSMENT 224

DIFFERENTIAL EQUATIONS 223

TURBULENT FLOW 223

DISPLAY DEVICES 222

OXYGEN 221

AEROSPACE ENVIRONMENTS 218

MARS SURFACE 209

PROJECT MANAGEMENT 208

COMPUTATIONAL GRIDS 206

SENSITIVITY 206

AEROSPACE MEDICINE 204

CHEMICAL REACTIONS 204

VELOCITY DISTRIBUTION 203

PATENTS 202

AIRFOILS 201

HUMAN FACTORS ENGINEERING 201

THREE DIMENSIONAL MODELS 201

NOISE REDUCTION 200

COMPOSITE MATERIALS 199

INTERNATIONAL SPACE STATION 198

SHOCK WAVES 198

POSITION (LOCATION) 197

TEMPERATURE MEASUREMENT 197

ATMOSPHERIC MODELS 196

COMBUSTION CHAMBERS 196

SPACE COMMERCIALIZATION 195

EQUIPMENT SPECIFICATIONS 194

TEST FACILITIES 193

FLOW VELOCITY 192

ROCKET ENGINES 192

SPECTRUM ANALYSIS 192

TIME DEPENDENCE 191

EQUATIONS OF MOTION 189

EXOBIOLOGY 189

REACTION KINETICS 189

FEEDBACK CONTROL 188

SOLAR CELLS 188

SUPERSONIC SPEED 188

THIN FILMS 188

LEADING EDGES 186

MARS (PLANET) 186

COSTS 185

WINGS 184

MODELS 183

TELEMETRY 182

GRAPHS (CHARTS) 181

LIFE SUPPORT SYSTEMS 181

AUTOMATIC CONTROL 179

CARBON DIOXIDE 179

INFORMATION SYSTEMS 179

WIND TUNNEL MODELS 179

APPROXIMATION 178

MANNED SPACE FLIGHT 178

SPACEBORNE EXPERIMENTS 178

ERRORS 177

SPACECRAFT CONTROL 177

PROBABILITY THEORY 176

TURBULENCE 176

WEIGHTLESSNESS 176

COMPUTATION 175

AEROSOLS 174

AIRCRAFT CONTROL 174

ATMOSPHERIC COMPOSITION 174

PROTOTYPES 174

SCALE MODELS 173

DATA REDUCTION 172

VIBRATION 172

LAUNCH VEHICLES 171

PRODUCT DEVELOPMENT 171

ROBOTICS 171

AIRCRAFT ENGINES 170

SUPERSONIC FLOW 170

ACTUATORS 168

APOLLO PROJECT 168

BOUNDARY LAYERS 168

DEFORMATION 168

FAILURE ANALYSIS 168

GRAVITATIONAL EFFECTS 168

AIRCRAFT PERFORMANCE 166

RELIABILITY 166

SPACECRAFT POWER SUPPLIES 166

SPACECRAFT PROPULSION 165

SPACE FLIGHT 164

DEEP SPACE NETWORK 163

CONTROLLERS 162

MONTE CARLO METHOD 162

X RAYS 162

COST REDUCTION 161

INFRARED RADIATION 161

THERMAL PROTECTION 161

COST EFFECTIVENESS 160

PREDICTION ANALYSIS TECHNIQUES 159

THREE DIMENSIONAL FLOW 159

MANUFACTURING 158

SURFACE PROPERTIES 158

COMPOSITE STRUCTURES 157

COMPUTER TECHNIQUES 157

CHEMICAL COMPOSITION 156

MEASURING INSTRUMENTS 156

PROBLEM SOLVING 155

SPACE SHUTTLE ORBITERS 155

DATA SYSTEMS 154

FAILURE 154

FLOW VISUALIZATION 154

HIGH RESOLUTION 154

OSCILLATIONS 154

PLASMAS (PHYSICS) 154

PRESSURE MEASUREMENT 154

TEMPERATURE DISTRIBUTION 154

NITROGEN 153

OXIDATION 153

PREDICTIONS 153

AEROELASTICITY 152

FLIGHT SIMULATION 152

ARTIFICIAL INTELLIGENCE 151

FINITE DIFFERENCE THEORY 151

SOLAR RADIATION 151

WIND TUNNELS 151

CONTROL THEORY 150

MATRICES (MATHEMATICS) 150

CERAMICS 149

ELECTRIC POTENTIAL 149

ENGINE DESIGN 149

SILICON 149

MICROSTRUCTURE 148

RADIATION EFFECTS 148

English 26,266

NASA Technical Documents

by
Braverman, A. S.; Grodko, L. N.; Leykand, M. A.; Mil, M. L.; Nekrasov, A. V

NASA Technical Documents

by
Walter, Neil A.; Scialdone, John J

NASA Technical Documents

by
Wolverton, B. C.; Douglas, Willard L.; Bounds, Keit

NASA Technical Documents

by
Boulger, F. W.; Gerds, A. F.; Henning, H. J.; Strohecker, D. E

NASA Technical Documents

by
Dochat, G. R.; Chen, H. S.; Bhate, S.; Marusak, T

NASA Technical Documents

by
Scholz, A. L.; Byrd, R. J

NASA Technical Documents

by
Dick, Steven J.; Strick, James E

NASA Technical Documents

by
Batha, D. R.; Campbell, J. G.; Carey, M. D.; Nagy, A. R

NASA Technical Documents

by
Criswell, D. R.; Waldron, R. D.; Mckenzie, J. D

NASA Technical Documents

by
Nelson, E. E.; Williamson, J. G

NASA Technical Documents

by
Bement, Laurence J.; Multhaup, Herbert A

NASA Technical Documents

by
Zhemchuzhin, N. A.; Levin, M. A.; Merkulov, I. A.; Naumov, V. I.; Pozhidayev, O. A.; Frolov, S. P.; Frolov, V. S

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